package org.example;

import com.alibaba.cloud.nacos.NacosConfigManager;
import com.alibaba.nacos.api.config.ConfigService;
import com.alibaba.nacos.api.config.listener.Listener;
import org.springframework.boot.ApplicationRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;

import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
@EnableFeignClients
@SpringBootApplication
public class OrderMainApplication {
    public static void main(String[] args) {
        SpringApplication.run(OrderMainApplication.class, args);
    }
    @Bean
    ApplicationRunner applicationRunner(NacosConfigManager nacosConfigManager) {
        return args -> {
            ConfigService configService= nacosConfigManager.getConfigService();
            configService.addListener("service-order.properties","DEFAULT_GROUP"
            ,new Listener() {

                        @Override
                        public Executor getExecutor() {
                            return Executors.newFixedThreadPool(4);
                        }


                        @Override
                        public void receiveConfigInfo(String s) {
                                System.out.println("变化的信息是"+s);
                            System.out.println("邮件通知……");
                        }
                    }

            );
            System.out.println("=====================");

        };
    }
}